Understanding Blockchain Technology Quiz

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Understanding Blockchain Technology: a General level Cryptocurrency quiz. Test your knowledge with 8 questions!
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Questions

Question 1
What does 'decentralized' mean?
A Very fast
B Owned by the state
C Fully private
D No single controller
Question 2
Is information on a public blockchain permanent?
A Yes
B Only for a week
C Until deleted
D No
Question 3
Can you change data once it is recorded on the blockchain?
A No
B Only at night
C Yes, easily
D Only with permission
Question 4
What is the function of a 'hash'?
A A crypto wallet
B A transaction fee
C Digital fingerprint
D A secret code
Question 5
What do miners do in a blockchain system?
A Design websites
B Print money
C Create new banks
D Verify transactions

📋 This quiz has 8 questions in total.

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